Home / 49,586.18-74,379.06-40,802.54

Finding the Fourth Proportional to 49,586.18, 74,379.06 and 40,802.54

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Solution

The fourth proportional to 49,586.18, 74,379.06 and 40,802.54 is: 61,203.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,586.18 : 74,379.06 = 40,802.54 : x
  2. Step 2: Convert to fraction form
    49,586.18/74,379.06 = 40,802.54/x
  3. Step 3: Cross multiply
    49,586.18x = 74,379.06 × 40,802.54
  4. Step 4: Simplify right side
    49,586.18x = 3,034,854,198.92
  5. Step 5: Solve for x
    x = 3,034,854,198.92/49,586.18
  6. Step 6: Final answer
    x = 61,203.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.